Perhaps you should try some spelling variations:
"code computations in string problem" » "code computational in string problem" (Expand search), "model computations in string problem" (Expand search), "core computation in string problem" (Expand search), "code computation in string problem" (Expand search), "code computation of string problem" (Expand search), "code computation and string problem" (Expand search), "code computations in sizing problem" (Expand search), "code computations in rostering problem" (Expand search), "code computations in sharing problems" (Expand search)
"using coding python python programming" » "using codigo python python programming" (Expand search), "using codigos python python programming" (Expand search), "using using python python programming" (Expand search), "using coding pythons python programming" (Expand search), "using coding piton python programming" (Expand search), "using coding pitons python programming" (Expand search), "using coping python python programming" (Expand search), "using coating python python programming" (Expand search), "using cooking python python programming" (Expand search)

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("code computations in string problem") OR ("using coding python python programming"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"code computations in string problem\") OR (\"using coding python python programming\"))*".
• Removing quotes may allow a broader search: (( code computations in string problem ) OR ( using coding python python programming ))*.